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Black HNBR Low Temperature O Rings AS568 Standard Refrigeration Valve Sealing Parts
| Place of Origin | CHINA |
|---|---|
| Brand Name | DZK |
| Certification | ROHS |
| Model Number | AS568 Series |
| Document | DZK-O-RING.pdf |
| Minimum Order Quantity | 100PCS |
| Price | Negotiate |
| Packaging Details | 100pcs/bag |
| Delivery Time | 7-10 days |
| Payment Terms | L/C,T/T |
| Supply Ability | 1000000PCS/MONTH |
Product Details
| Material | HNBR | Standard Or Nonstandard | AS568 Standard |
|---|---|---|---|
| Color | Black,Green | Style | O Ring,Rubber O-ring |
| Size | AS568 Series Size | Hardness | 70 Shore A |
| Temperature | -50~150℃ | Quality | FDA,High Quality |
| Highlight | AS568 Standard Low Temperature O Rings |
||
Product Description
Black HNBR Low Temperature O-Rings
Black HNBR 70 Material O-rings, AS568 Series Standard, Low Temperature -40℃ Rubber Ring, Refrigeration Valve Sealing Part
Product Description
The O-ring is a round rubber seal ring designed for reliable sealing performance.
Product Applications
- Sealing: Prevent liquid or gas leakage in various mechanical equipment to ensure system integrity. Widely used in pipeline connections, valves, pumps, and other components.
- Cushioning: Provides buffer protection between motion components, reducing vibration and impact.
Commonly Used Materials
| Material | Temperature Range |
|---|---|
| NBR | -40 to 100 ℃ |
| FKM | -20 to 200 ℃ |
| FFKM | -20 to 320 ℃ |
| HNBR | -40 to 150 ℃ |
| AFLAS | -30 to 175 ℃ |
| VMQ/SILICON | -70 to 220 ℃ |
| FVMQ | -60 to 175 ℃ |
| EPDM | -50 to 150 ℃ |
| CR | -40 to 120 ℃ |
| SBR | -40 to 110 ℃ |
| PU | -40 to 90 ℃ |
| PTFE | -100 to 280 ℃ |
| IIR | -20 to 120 ℃ |
| ACR | -25 to 150 ℃ |
Specifications
Size Calculation: OD = ID × 2 × C/S
AS568 Standard Sizes:
| AS568 Series | Cross-Section (C/S) |
|---|---|
| AS0xx | 1.78mm |
| AS1xx | 2.62mm |
| AS2xx | 3.53mm |
| AS3xx | 5.33mm |
| AS4xx | 6.99mm |
Frequently Asked Questions
- How to choose materials? Material selection depends on application environment including medium, temperature, pressure, and other operating conditions.
- How to deliver the goods? Small orders delivered via express (DHL, FEDEX, UPS, TNT). Large orders delivered by air or sea freight.
- Are you a manufacturer? Yes. We specialize in hydraulic and pneumatic sealing products with ISO 9001:2015 certification. Materials comply with REACH and RoHS regulations. Customization and OEM production available.
- Do you provide samples? Is it free? Yes, samples are provided free of charge, but customers pay freight costs.
- How is the quality? All manufacturing processes conform to ISO-9001:2015 system with 100% inspection before shipment.
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